<template>
	<view class="login-container">
		<!-- 提示登录的图标 -->
		<uni-icons type="contact-filled" size="100" color="#AFAFAF"></uni-icons>
		<!-- 登录按钮 -->
		<!-- <button type="primary" class="btn-login" open-type="getUserInfo" @getuserinfo="getUserInfo">一键登录</button> -->
		<button type="primary" class="btn-login" @click="getUserProfile">一键登录</button>
		<!-- 登录提醒 -->
		<view class="tips-text">
			登录后尽享更多权益
		</view>
	</view>
</template>

<script>
	import {
		mapMutations
	} from 'vuex'

	export default {
		name: "my-login",
		data() {
			return {

			};
		},
		methods: {
			...mapMutations('m_user', ['updateUserInfo', 'updateToken','updateRedirectInfo']),

			//获取微信用户的基本信息
			getUserProfile() {
				uni.getUserProfile({
					desc: '请求授权', // 声明获取用户个人信息后的用途，后续会展示在弹窗中，请谨慎填写
					success: (res) => {
						console.log(res)
						// 这部分是更新用户信息的
						// this.updateUserInfo(res.userInfo)
						// this.getToken(res)

						//更新vuex中的token
						this.updateUserInfo('任意')
						this.updateToken('Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1aWQiOjIzLCJpYXQiOjE1NjQ3MzAwNzksImV4cCI6MTAwMTU2NDczMDA3OH0.YPt-XeLnjV-_1ITaXGY2FhxmCe4NvXuRnRB8OMCfnPo')
						// uni.switchTab({
						// 	url: '/pages/'
						// })
					},
					fail: (res) => {
						return uni.$showMsg("已取消登录授权")
					}
				})
			},

			//-----失败方法-----
			async getToken(info) {
				//获取code值
				const [err, res] = await uni.login().catch(err => err)

				if (err || res.errMsg !== 'login:ok') return uni.$showMsg('登录失败')

				//准备参数
				const query = {
					code: res.code,
					enncryptedDate: info.encryptedData,
					iv: info.iv,
					rawData: info.rawData,
					signature: info.signature
				}
				const {
					data: loginResult
				} = await uni.$http.post('/api/public/v1/users/wxlogin', query)
				if (loginResult.meta.status !== 200) return $uni.$showMsg('登录失败')
				uni.$showMsg('登陆成功！')
				
				//判断vuex中的redirectInfo是否为null
				//如果不为null，则登陆成功之后，需要重新导航到对应的页面
				this.navigateBack()
			},
			
			navigateBack(){
				if(this.redirectInfo && this.redirectInfo.openType === 'switchTab'){
					uni.switchTab({
						url:this.redirectInfo.from,
						complete:()=> {
							this.updateRedirectInfo(null)
						}
					})
				}
			}
			
			//hm
			//用户授权后获取用户的基本信息
			// getUserInfo(e) {
			// 	//判断是否获取用户信息成功
			// 	console.log(e)
			// 	if (e.detail.errMsg === 'getUserInfo:fail auth deny') return uni.$showMsg('您取消了登录授权!')
			// 	console.log(e.detail.userInfo)
			// }
		}
	}
</script>

<style lang="scss">
	.login-container {
		//登录盒子样式
		height: 750rpx;
		display: flex;
		flex-direction: column;
		align-items: center;
		justify-content: center;
		background-color: #f8f8f8;
		position: relative;
		overflow: hidden;

		//绘制登录盒子底部的半椭圆造型
		&::after {
			content: '';
			display: block;
			width: 100%;
			height: 40px;
			background-color: white;
			position: absolute;
			bottom: 0;
			left: 0;
			border-radius: 100%;
			transform: translateY(50%);
			;
		}

		.btn-login {
			width: 90%;
			border-radius: 100px;
			margin: 15px 0;
			background-color: #C00000;
		}

		.tips-text {
			font-size: 12px;
			color: gray;
		}
	}
</style>
